(Incest/Relative)
When Natsuki's parents go overseas, he is sent to live with a distant relative Tomoki Irie, a handsome man who treats him like a maid and free-loader. Natsuki asked Tomoki what type of work he does suddenly Natsuki is in a room with many Adult items and Tomoki he calls Natsuki "first-class goods" and how well he'll"cultivate" him what type of profession does Tomoki-san's have especially after seeing adult videos in his room?
Himitsu no Koibito Sengen